[Solved] Market penetration means trying to increase sales of a firm's present products in its present markets--probably through a more aggressive marketing mix. Genetic Predispositions: The increased likelihood of developing a particular disease or trait based on a person's genetic makeup. Erotic Plasticity: The degree to which an individual's sex drive or sexual orientation can be shaped by cultural, social, or situational factors. Social Scripts: Schemata or knowledge about sequences of events and actions expected to occur in particular settings. Birth-Order Effect: The theoretical impact that a person's rank by age among siblings has on their personality, intelligence, and behavior.